[PATCH v4 16/35] kref: Add context-analysis annotations
Marco Elver <[email protected]>
| Newsgroups | org.kernel.vger.linux-sparse,dev.linux.lists.llvm,org.kernel.vger.linux-crypto,org.kernel.vger.linux-doc,org.kernel.vger.linux-kbuild,org.kernel.vger.linux-kernel,org.kernel.vger.linux-security-module,org.kernel.vger.linux-wireless,org.kernel.vger.rcu,org.kvack.linux-mm |
|---|---|
| Message-ID | <[email protected]> |
Mark functions that conditionally acquire the passed lock. Signed-off-by: Marco Elver <[email protected]> --- include/linux/kref.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/include/linux/kref.h b/include/linux/kref.h index 88e82ab1367c..9bc6abe57572 100644 --- a/include/linux/kref.h +++ b/include/linux/kref.h @@ -81,6 +81,7 @@ static inline int kref_put(struct kref *kref, void (*release)(struct kref *kref) static inline int kref_put_mutex(struct kref *kref, void (*release)(struct kref *kref), struct mutex *mutex) + __cond_acquires(true, mutex) { if (refcount_dec_and_mutex_lock(&kref->refcount, mutex)) { release(kref); @@ -102,6 +103,7 @@ static inline int kref_put_mutex(struct kref *kref, static inline int kref_put_lock(struct kref *kref, void (*release)(struct kref *kref), spinlock_t *lock) + __cond_acquires(true, lock) { if (refcount_dec_and_lock(&kref->refcount, lock)) { release(kref); -- 2.52.0.rc1.455.g30608eb744-goog